CVE-2026-26936

4.9 MEDIUM

Published: February 26, 2026 Modified: March 02, 2026

Description

Inefficient Regular Expression Complexity (CWE-1333) in the AI Inference Anonymization Engine in Kibana can lead Denial of Service via Regular Expression Exponential Blowup (CAPEC-492).

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://discuss.elastic.co/t/kibana-8-19-11-9-2-5-security-update-esa-2026-14/385250

Source: security@elastic.co

Vendor Advisory

1 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.9 / 10.0

EPSS (Exploit Probability)

0.1%

16th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-1333

Affected Vendors

elastic

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